82765734733 has 4 divisors (see below), whose sum is σ = 90289892448. Its totient is φ = 75241577020.

The previous prime is 82765734697. The next prime is 82765734749. The reversal of 82765734733 is 33743756728.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82765734733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82765734763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3762078841 + ... + 3762078862.

It is an arithmetic number, because the mean of its divisors is an integer number (22572473112).

Almost surely, 2^82765734733 is an apocalyptic number.

It is an amenable number.

82765734733 is a deficient number, since it is larger than the sum of its proper divisors (7524157715).

82765734733 is a wasteful number, since it uses less digits than its factorization.

82765734733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7524157714.

The product of its digits is 17781120, while the sum is 55.

The spelling of 82765734733 in words is "eighty-two billion, seven hundred sixty-five million, seven hundred thirty-four thousand, seven hundred thirty-three".